Yep, that's what I was told when I joined. Could be totally wrong, I really don't know for sure. The only new member tests I knew of on my campus (3 sororities, 5 fraternities) were the fraternities- so I just figured that was yet another difference between men's & women's GLOs.
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And in the years after, with tears or with laughter, we'll always remember our dear Kappa days.